Home / 304,787.10-457,202.56-105,104.60

Finding the Fourth Proportional to 304,787.10, 457,202.56 and 105,104.60

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Solution

The fourth proportional to 304,787.10, 457,202.56 and 105,104.60 is: 157,664.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,787.10 : 457,202.56 = 105,104.60 : x
  2. Step 2: Convert to fraction form
    304,787.10/457,202.56 = 105,104.60/x
  3. Step 3: Cross multiply
    304,787.10x = 457,202.56 × 105,104.60
  4. Step 4: Simplify right side
    304,787.10x = 48,054,092,187.78
  5. Step 5: Solve for x
    x = 48,054,092,187.78/304,787.10
  6. Step 6: Final answer
    x = 157,664.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.